[Statistical study of the relationship between tobacco and chronic bronchitis].
D000328:Adult; D001991:Bronchitis / Q000453:epidemiology* / Q000209:etiology*; D005260:Female; D005602:France; D006801:Humans; D008297:Male; D008875:Middle Aged; D012907:Smoking
Etude statistique de la relation entre le tabac et la bronchite chronique.